Part of Engineering Database. 375 reference tables, deterministic calculators, and Engineering AI. Sign up free
EN C35 vs EN C45
Property comparison of EN C35 and EN C45, both carbon steel.
| Property | EN C35 | EN C45 | Difference |
|---|---|---|---|
| Yield strength | 380 MPa | 430 MPa | +13% |
| Tensile strength | 600 MPa | 650 MPa | +8% |
| Elongation | 16 % | 16 % | 0% |
| Elastic modulus | 206,000 MPa | 206,000 MPa | 0% |
| Shear modulus | 80,000 MPa | 80,000 MPa | 0% |
| Poisson ratio | 0.3 | 0.3 | 0% |
| Density | 7,860 kg/m³ | 7,860 kg/m³ | 0% |
| Thermal conductivity | 59.7 W/m·K | 55.9 W/m·K | -6% |
| Specific heat | 461 J/kg·K | 464 J/kg·K | +1% |
| Coefficient of thermal expansion | 0.000012 1/K | 0.000012 1/K | 0% |
| Melting point | 1,480 °C | 1,480 °C | 0% |
Difference is EN C45 relative to EN C35. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
EN C35
- standard
- ISO
- heat treatment
- —
EN C45
- standard
- ISO
- heat treatment
- heat treated
What else is in Engineering Database
Iron Engine ↗Engineering AI at ironengine.ai
AI built for engineering. Searches the engineering database, performs calculations, gives source-backed engineering insights.
Get started for free ↗Reference Data375 engineering tablesMaterial properties, pipe and shape dimensions, code tables, and electrical ratings across mechanical, civil, chemical, electrical, materials, and manufacturing engineering.
Browse dataCalculatorsDeterministic engineering calculatorsSizing, checking, and conversion tools that run against the reference tables. Inputs are code-compliant, outputs are traceable to the source standard.
Browse calculators